Adenosine, 5′-deoxy-5′-(phenylseleninyl)-, (S)-

Adenosine, 5′-deoxy-5′-(phenylseleninyl)-, (R)-

Adenosine, 5′-[hydrogen (3-amino-4-methyl-2-oxopentyl)phosphonate]

Adenosine, 5′-[hydrogen (3-amino-2-oxopropyl)phosphonate]

2′-Adenylic acid, 7,8-dihydro-8-oxo-

Guanosine 5′-(trihydrogen diphosphate), P′-(4-deoxy-α-D-lyxo-hexopyranosyl) ester

Adenosine 5′-(trihydrogen diphosphate), P′→5′-ester with 3-acetyl-5-methyl-1-β-D-ribofuranosylpyridinium, inner salt

1-Piperidinyloxy, 4-[[[[6-amino-9-(5-O-phosphono-β-D-ribofuranosyl)-9H-purin-2-yl]thio]acetyl]amino]-2,2,6,6-tetramethyl-

3′-Guanylic acid, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(4-chlorophenyl)-2′-deoxy-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 4-chlorophenyl 2-cyanoethyl ester

3′-Guanylic acid, N-benzoyl-2′-deoxy-, 2-chloro-4-(1,1-dimethylethyl)phenyl 2,2,2-tribromoethyl ester, 5′-[(4-chlorophenoxy)acetate]

3′-Cytidylic acid, 2′-deoxy-N-(4-methoxybenzoyl)-, 2-chloro-4-(1,1-dimethylethyl)phenyl 2,2,2-tribromoethyl ester, 5′-[(4-chlorophenoxy)acetate]

3′-Adenylic acid, N-benzoyl-2′-deoxy-, 2-chloro-4-(1,1-dimethylethyl)phenyl 2,2,2-tribromoethyl ester, 5′-[(4-chlorophenoxy)acetate]

Guanosine, N-benzoyl-2′-deoxy-, 5′-[(4-chlorophenoxy)acetate]

Cytidine, 2′-deoxy-N-(4-methoxybenzoyl)-, 5′-[(4-chlorophenoxy)acetate]

Adenosine, N-benzoyl-2′-deoxy-, 5′-[(4-chlorophenoxy)acetate]

Uridine, 5′,5′′′-dithiobis[5′-deoxy-2′,3′-O-isopropylidene-

Uridine, 2-thio-, 5′-(morpholinophosphonate)

1-Methyl-3-β-D-ribofuranosyl-1H-imidazo[2,1-i]purinium

9-Methyl-3-β-D-ribofuranosyl-3H-imidazo[2,1-i]purinium

Adenosine, cytidylyl-(3′→5′)-cytidylyl-(3′→5′)-2′-O-methyladenylyloxy[(1S)-1-methyl-2-oxo-1,2-ethanediyl]imino-(3′→3′)-3′-deoxy-N,N-dimethyl-